Toshiba Home Gateway HEM-GW16A/Home Gateway HEM-GW26A up to 1.2.9 os command injection

Summaryinfo

A vulnerability marked as critical has been reported in Toshiba Home Gateway HEM-GW16A and Home Gateway HEM-GW26A up to 1.2.9. Affected by this vulnerability is an unknown functionality. The manipulation leads to os command injection. This vulnerability is traded as CVE-2018-16200. Access to the local network is required for this attack to succeed. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Toshiba Home Gateway HEM-GW16A and Home Gateway HEM-GW26A up to 1.2.9. This issue affects an unknown code. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Toshiba Home gateway HEM-GW16A 1.2.9 and earlier, Toshiba Home gateway HEM-GW26A 1.2.9 and earlier allows an attacker on the same network segment to execute arbitrary OS commands.

The bug was discovered 12/19/2018. The weakness was shared 01/09/2019 (Website). The advisory is shared at jvn.jp. The identification of this vulnerability is CVE-2018-16200 since 08/30/2018. The attack needs to be initiated within the local network. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/27/2020). MITRE ATT&CK project uses the attack technique T1202 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 21 days. During that time the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries VDB-128906, VDB-128907, VDB-128908 and VDB-128910 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• Toshiba

Name

• Home Gateway HEM-GW16A
• Home Gateway HEM-GW26A

Version

• 1.2.0
• 1.2.1
• 1.2.2
• 1.2.3
• 1.2.4
• 1.2.5
• 1.2.6
• 1.2.7
• 1.2.8
• 1.2.9

CPE 2.3info

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CPE 2.2info

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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